List of Numbers
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Properties of the Number 1
 Because 1 is not divisible by 2 ...
 1 is an odd number
 1 has parity 1
 1 is not an even number
 1 is neither a prime number nor a composite number
Alternative Representations of the Number 1
 Base 2 (binary): 1
 Base 8 (octal): 1
 Base 16 (hexadecimal): 1
Divisors of the Number 1
 1 has 1 positive divisor: 1
 The sum of the positive divisors is 1
 1 has no proper divisors
 The sum of the proper divisors is 0
 1 is a deficient number since the sum of the proper divisors is less than 1
 1 is not a perfect number
 1 is not an abundant number
More Properties of the Number 1
 1 is a square number (i.e., square of the natural number 1)
 1 is a cube number (i.e., cube of the natural number 1)
 1 is a palindromic number (i.e., the digits are the same forwards and backwards)
 1 is a Fibonacci number
 1 is a Lucas number
